Alert archive / Pennsylvania / Tornado Warnings in 2015
Tornado Warning 7, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at Jun 30, 2015, 2:42 PM EDT for Lehigh County, Northampton County, Pennsylvania. It was in force for 33 min. 5 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 30, 2015, 2:42 PM EDT (18:42 UTC)
- Expired
- Jun 30, 2015, 3:15 PM EDT
- In force
- 33 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Lehigh County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 112 km from the middle of the area, began a volume at 18:44 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 30, 2:43 PM EDT | HAIL 1.75 | Whitehall Twp, PA | |
| Jun 30, 2:44 PM EDT | TSTM WND DMG | Hanover Twp, PA | TREES AND WIRES DOWN IN HANOVER TOWNSHIP. |
| Jun 30, 2:44 PM EDT | TSTM WND DMG | North Catasauqua, PA | 4 TO 5 HOMES DAMAGED. |
| Jun 30, 2:46 PM EDT | TSTM WND GST 61 | Lehigh Valley Intl Airp, PA | 61 MPH GUST RECORDED AT THE LEHIGH VALLEY INTERNATIONAL AIRPORT. |
| Jun 30, 2:48 PM EDT | TSTM WND DMG | Hanover Twp, PA | TREES AND WIRES DOWN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 30, 1:21 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 6.7 hours before the alert went out and 147 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 600 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 728 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 128 m²/s²
- 0-3 km storm-relative helicity
- 128 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.9
The text
As transmitted, in the capitals the NWS used until 2016.
154
WFUS51 KPHI 301842
TORPHI
PAC077-095-301915-
/O.NEW.KPHI.TO.W.0007.150630T1842Z-150630T1915Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
242 PM EDT TUE JUN 30 2015
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHWESTERN NORTHAMPTON COUNTY IN EASTERN PENNSYLVANIA...
EAST CENTRAL LEHIGH COUNTY IN EASTERN PENNSYLVANIA...
* UNTIL 315 PM EDT
* AT 242 PM EDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD
IN LEHIGH COUNTY. A TORNADO MAY DEVELOP AT ANY TIME. DOPPLER RADAR
SHOWED THIS DANGEROUS STORM MOVING EAST AT 25 MPH.
* THIS DANGEROUS STORM WILL BE NEAR...
BATH AND LEHIGH UNIVERSITY AROUND 250 PM EDT.
BETHLEHEM...HELLERTOWN AND STEUBEN AROUND 255 PM EDT.
NAZARETH AROUND 300 PM EDT.
OLD ORCHARD AROUND 305 PM EDT.
EASTON...FORKS...WILSON...WEST EASTON...TATAMY AND GLENDON AROUND
310 PM EDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE PALMER
HEIGHTS...HOKENDAUQUA...FULLERTON...EASTLAWN GARDENS...CATASAUQUA...
STOCKERTOWN...NORTH CATASAUQUA...FREEMANSBURG...COPLAY AND FOUNTAIN
HILL.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4077 7523 4060 7521 4057 7529 4055 7552
4070 7556
TIME...MOT...LOC 1842Z 260DEG 21KT 4063 7544
$$
MWG2 follow-up statements
518
WWUS51 KPHI 301909
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
309 PM EDT TUE JUN 30 2015
PAC077-301917-
/O.CAN.KPHI.TO.W.0007.000000T0000Z-150630T1915Z/
LEHIGH PA-
309 PM EDT TUE JUN 30 2015
...THE TORNADO WARNING FOR EAST CENTRAL LEHIGH COUNTY IS CANCELLED...
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 4077 7523 4060 7521 4057 7529 4058 7531
4071 7532
TIME...MOT...LOC 1907Z 260DEG 21KT 4066 7525
$$
PAC095-301915-
/O.CON.KPHI.TO.W.0007.000000T0000Z-150630T1915Z/
NORTHAMPTON PA-
309 PM EDT TUE JUN 30 2015
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 PM EDT FOR SOUTH
CENTRAL NORTHAMPTON COUNTY...
TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD
EARLIER WITH THE STORM IN LEHIGH COUNTY. A TORNADO MAY STILL DEVELOP
AT ANY TIME. THIS DANGEROUS STORM WAS LOCATED OVER GLENDON...OR OVER
EASTON...MOVING EAST AT 25 MPH.
THIS TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
SOUTH CENTRAL NORTHAMPTON COUNTY...INCLUDING THE FOLLOWING
LOCATIONS...PALMER HEIGHTS AND STOCKERTOWN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4077 7523 4060 7521 4057 7529 4058 7531
4071 7532
TIME...MOT...LOC 1907Z 260DEG 21KT 4066 7525
$$
MWG374
WWUS51 KPHI 301916
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
316 PM EDT TUE JUN 30 2015
PAC095-301925-
/O.EXP.KPHI.TO.W.0007.000000T0000Z-150630T1915Z/
NORTHAMPTON PA-
316 PM EDT TUE JUN 30 2015
...THE TORNADO WARNING FOR SOUTH CENTRAL NORTHAMPTON COUNTY HAS
EXPIRED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE.
REMEMBER...A SEVERE THUNDERSTORM WARNING STILL REMAINS IN EFFECT
WITH DAMAGING WINDS AND LARGE HAIL STILL POSSIBLE FROM THIS STORM.
LAT...LON 4077 7523 4060 7521 4057 7529 4058 7531
4071 7532
TIME...MOT...LOC 1914Z 260DEG 21KT 4066 7525
$$
MWGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 10:01 AM EDT | Areal Flood Advisory | PHI | Carbon, Monroe | 4 hr |
| Jun 30, 12:37 PM EDT | Areal Flood Advisory | PHI | Berks | 4 hr |
| Jun 30, 12:47 PM EDT | Special Weather Statement | PHI | Berks | 43 min |
| Jun 30, 1:08 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh | 52 min |
| Jun 30, 1:47 PM EDT | Special Weather Statement | PHI | Lehigh | 43 min |
| Jun 30, 1:48 PM EDT | Flash Flood Warning | PHI | Berks | 4 hr |
| Jun 30, 1:55 PM EDT | Special Weather Statement | PHI | Chester | 50 min |
| Jun 30, 2:00 PM EDT | Tornado Warning | PHI | Berks, Chester | 30 min |
| Jun 30, 2:05 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 55 min |
| Jun 30, 2:13 PM EDT | Tornado Warning | PHI | Lehigh | 32 min |
| Jun 30, 2:19 PM EDT | Special Weather Statement | PHI | Chester | 26 min |
| Jun 30, 2:26 PM EDT | Areal Flood Advisory | PHI | Berks, Chester | 4 hr |
| Jun 30, 2:34 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 56 min |
| Jun 30, 2:41 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 49 min |
| Jun 30, 2:48 PM EDT | Special Weather Statement | PHI | Chester | 57 min |
| Jun 30, 2:52 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery | 38 min |
| Jun 30, 2:55 PM EDT | Flash Flood Warning | PHI | Berks, Lehigh, Northampton | 4 hr |
| Jun 30, 3:00 PM EDT | Areal Flood Advisory | PHI | Bucks, Monroe, Northampton | 4 hr |
| Jun 30, 3:00 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 60 min |
| Jun 30, 3:08 PM EDT | Areal Flood Advisory | PHI | Chester | 4 hr |
| Jun 30, 3:22 PM EDT | Tornado Warning | PHI | Chester, Delaware, Montgomery | 23 min |
| Jun 30, 3:25 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 37 min |
| Jun 30, 3:31 PM EDT | Special Weather Statement | PHI | Lehigh | 44 min |
| Jun 30, 3:37 PM EDT | Areal Flood Advisory | PHI | Carbon, Lehigh, Monroe, Northampton | 4 hr |
| Jun 30, 3:43 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Philadelphia | 47 min |
| Jun 30, 3:45 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 45 min |
| Jun 30, 3:47 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 43 min |
| Jun 30, 3:54 PM EDT | Flash Flood Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 13 hr |
| Jun 30, 3:57 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Jun 30, 4:22 PM EDT | Special Weather Statement | PHI | Monroe | 23 min |
| Jun 30, 4:29 PM EDT | Special Weather Statement | PHI | Delaware, Philadelphia | 31 min |
| Jun 30, 4:31 PM EDT | Special Weather Statement | PHI | Carbon | 29 min |
| Jun 30, 4:58 PM EDT | Areal Flood Advisory | PHI | Delaware, Montgomery, Philadelphia | 3 hr |
| Jun 30, 4:59 PM EDT | Special Weather Statement | PHI | Philadelphia | 61 min |
| Jun 30, 5:03 PM EDT | Special Weather Statement | PHI | Monroe | 27 min |
| Jun 30, 5:51 PM EDT | Special Weather Statement | PHI | Monroe | 24 min |
| Jun 30, 6:03 PM EDT | Flash Flood Warning | PHI | Carbon, Monroe | 11 hr |
| Jun 30, 6:28 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 47 min |
| Jun 30, 7:13 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 62 min |
Nearby
Tornado Warnings in Pennsylvania, 2015Every tornado warning in 2015Tornadoes in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.